/Engine/Source/Runtime/TypedElementFramework/Public/Elements/Framework/TypedElementList.h
Remove the given element owner from this element list, if it is in the list.
True if the element owner was removed, false if it isn't in the list.
template<typename ElementDataType> bool Remove ( const [TTypedElementOwner](API\Runtime\TypedElementFramework\Elements\Framework\TTypedElementOwner)< ElementDataType > & InElementOwner )